Select the most appropriate synonym of the underlined word.
Improved rail transport is essential for business.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. Crucial.
The word "essential" in the context provided suggests something that is necessary or indispensable for a particular purpose or outcome.
Similarly, the word "crucial" carries the connotation of being extremely important, pivotal, or essential to the success or functioning of something.